Why Your Faucet Still Leaks After a Washer Replace

A washer replacement is often the quickest fix for a dripping faucet, but persistent leaks usually mean the underlying seal still isn’t forming correctly. Even small issues—like a misaligned stem or debris in the seat—can allow water to slip past.

Below are the most frequent reasons faucets keep leaking after a washer change, plus practical checks to pinpoint the problem.